package net.bwie.jtp.udf;

import org.apache.hadoop.hive.ql.exec.UDF;
import org.lionsoul.ip2region.DbConfig;
import org.lionsoul.ip2region.DbSearcher;

import java.util.HashMap;
import java.util.Map;

public class ParseIpToRegion extends UDF {
    public Map<String, String> evaluate(String ipStr) throws Exception {
        // 定义集合
        Map<String, String> map = new HashMap<String, String>();

        // 1. DBSearch对象
        DbSearcher dbSearcher = new DbSearcher(
                new DbConfig(),
                // "jtp-ads-warehouse/src/main/resources/ip2region.db"
                "/home/bwie/ip2region.db"
        );
        // 2.查找
        String region = dbSearcher.binarySearch(ipStr).getRegion();
        /*
         国家|区域|省份|城市|ISP  ->  中国|0|天津|天津市|联通
         */
        //System.out.println(region);
        // 3.解析
        String[] split = region.split("\\|");
        map.put("country", split[0]);
        map.put("area", split[1]);
        map.put("province", split[2]);
        map.put("city", split[3]);
        map.put("isp", split[4]);

        return map;
    }

    public static void main(String[] args) throws Exception {
        System.out.println(new ParseIpToRegion().evaluate("218.68.181.92"));
    }
}
